Ideal Pet 10-1/2 In. x 15 In. Extra Large Plastic White Pet Door

ThermoPlastic pet door features inner telescoping frame that adapts to doors of 1-1/4 In. to 2 In. thickness.

Includes impact resistant super-strong thermoplastic, clear vinyl flap with patented edges won't warp from use or extreme temperatures, and floating bottom threshold for perfect seal.

Lock-out slide keeps pet out of mischief when unsupervised.

Features tamper-proof mounting so the door cannot be removed from outside.

Easy installation - average installation time is 20 minutes.

How to select the right pet door: Step 1: Measure your pet from the top of the shoulders to the chest, just behind the front legs.

Step 2: Determine your pet's weight.

Step 3: Select the correct door size based on your pet's measurements and weight.